GNU bug report logs - #36207
Circular dependency in gnu/services: mcron -> base -> admin -> mcron

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Message #10 received at 36207-done <at> debbugs.gnu.org (full text, mbox):

From: Ludovic Courtès <ludo <at> gnu.org>
To: Jack Hill <jackhill <at> jackhill.us>
Cc: 36207-done <at> debbugs.gnu.org
Subject: Re: bug#36207: Circular dependency in gnu/services: mcron -> base ->
 admin -> mcron
Date: Sat, 15 Jun 2019 18:42:15 +0200

Hi Jack,

Jack Hill <jackhill <at> jackhill.us> skribis:

> As discussed on IRC with Ludo’ and Ricardo,
> 4252dace19945f56192477e8cb07973c20a526ba introduced a circular
> dependency among gnu/services modules, by adding a dependency between
> from base -> 
> admin, resulting in the full dependency chain:
>
>  mcron -> base -> admin -> mcron
>
> I ran into this when building a channel. The error reported by guix
> pull was:
>
> ```
> (repl-version 0 0)
> (exception misc-error (value #f) (value "Unbound variable: ~s") (value (mcron-service-type)) (value #f))
> ```

This is fixed (surprisingly easily!) by commit
f3d797005374e5333c7596fe86b4a524ab1b9b11.

Let me know if you notice anything wrong!

Thanks for the bug report,
Ludo’.

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